In this work, the ionospheric critical frequency foF2 and electron density are applied to characterize large-scale ionosphere responses during the 2015 geomagnetic storm. Using data from the ...

Some customers of Sky’s broadband-based Sky Stream TV devices (puck) have, over the past week, noticed the surprise addition of a new “TV Input” App that appears to activate the previously unused TV ...

A new proposal uses an electron beam fired from a stable platform near the Sun, which could push a 1,000 kg spacecraft for up to 100 AU (100 times the distance from the Sun to the Earth).